20502828

素因数分解:

$2^2\times 3^3\times {\mathrm{229}}^1\times {\mathrm{829}}^1$

素因数の和:1071

約数の個数: 48

約数和(自身を含む): 53452000

約数和(自身を除く): 32949172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 229, 458, 687, 829, 916, 1374, 1658, 2061, 2487, 2748, 3316, 4122, 4974, 6183, 7461, 8244, 9948, 12366, 14922, 22383, 24732, 29844, 44766, 89532, 189841, 379682, 569523, 759364, 1139046, 1708569, 2278092, 3417138, 5125707, 6834276, 10251414, 20502828]

約数ペア:

[(1, 20502828), (2, 10251414), (3, 6834276), (4, 5125707), (6, 3417138), (9, 2278092), (12, 1708569), (18, 1139046), (27, 759364), (36, 569523), (54, 379682), (108, 189841), (229, 89532), (458, 44766), (687, 29844), (829, 24732), (916, 22383), (1374, 14922), (1658, 12366), (2061, 9948), (2487, 8244), (2748, 7461), (3316, 6183), (4122, 4974)]